diff --git a/pkgs/top-level/release.nix b/pkgs/top-level/release.nix
index 18bad093294c..5e0aeea2da68 100644
--- a/pkgs/top-level/release.nix
+++ b/pkgs/top-level/release.nix
@@ -34,9 +34,7 @@ with (import ./release-lib.nix);
   bc = all;
   binutils = linux;
   bind = linux;
-  bison23 = all;
-  bison24 = all;
-  bison25 = all;
+  bison26 = all;
   bitlbee = linux;
   bittorrent = linux;
   blender = linux;